<template>

    <div class="icons">
        <swiper :options="swiperOption">
            <swiper-slide v-for="(page,index) in pages" :key="index">
                <div class="icon" v-for="item in page" :key="item.id">
                    <div class="icon-img">
                        <img :src="item.imgUrl"
                             class="icon-img-content"/>
                    </div>
                    <p>{{item.desc}}</p>
                </div>
            </swiper-slide>
        </swiper>

    </div>


</template>
<script>

    export default {
        computed: {
            pages() {
                const pages = []
                this.iconList.forEach((item, index) => {
                    const page = Math.floor(index / 8)
                    if (!pages[page]) {
                        pages[page] = []
                    }
                    pages[page].push(item)
                })
                return pages
            }
        },
        data() {
            return {
                swiperOption: {
                    autoplay: false
                },

                iconList: [{
                    "id": "0001",
                    "imgUrl": "http://img1.qunarzz.com/piao/fusion/1611/54/ace00878a52d9702.png",
                    "desc": "景点门票"
                }, {
                    "id": "0002",
                    "imgUrl": "http://img1.qunarzz.com/piao/fusion/1711/df/86cbcfc533330d02.png",
                    "desc": "滑雪季"
                }, {
                    "id": "0003",
                    "imgUrl": "http://img1.qunarzz.com/piao/fusion/1710/a6/83f636bd75ae6302.png",
                    "desc": "泡温泉"
                }, {
                    "id": "0004",
                    "imgUrl": "http://img1.qunarzz.com/piao/fusion/1611/35/2640cab202c41b02.png",
                    "desc": "动植园"
                }, {
                    "id": "0005",
                    "imgUrl": "http://img1.qunarzz.com/piao/fusion/1611/d0/e09575e66f4aa402.png",
                    "desc": "游乐园"
                }, {
                    "id": "0006",
                    "imgUrl": "http://img1.qunarzz.com/piao/fusion/1611/59/569d3c096e542502.png",
                    "desc": "必游榜单"
                }, {
                    "id": "0007",
                    "imgUrl": "http://img1.qunarzz.com/piao/fusion/1611/17/4bd370f3eb1acd02.png",
                    "desc": "演出"
                }, {
                    "id": "0008",
                    "imgUrl": "http://img1.qunarzz.com/piao/fusion/1611/7f/b1ea3c8c7fb6db02.png",
                    "desc": "城市观光"
                }, {
                    "id": "0009",
                    "imgUrl": "http://img1.qunarzz.com/piao/fusion/1611/a9/ffc620dbda9b9c02.png",
                    "desc": "一日游"
                }],

            };
        },
    };
</script>
<style lang="stylus" scoped>


    .icons {
        overflow: hidden;
        height: 0;
        padding-bottom: 50%;
        .icon {
            float: left;
            height: 0;
            overflow: hidden;
            position: relative;
            line-height: 0;
            width: 25%;
            padding-bottom: 25%;
            .icon-img {
                position: absolute;
                top: 0;
                left: 0;
                right: 0;
                bottom: 20px;
                box-sizing: border-box;
                padding: 5px;
                .icon-img-content {
                    height: 100%;
                    display: block;
                    margin: 0 auto;
                }

            }
            p {
                position: absolute;
                left: 0;
                right: 0;
                bottom: 0px;
                height: 20px;
                text-align: center;
                line-height: 20px;

            }
        }

    }


</style>
